/*
 * This file is part of the OregonCore Project. See AUTHORS file for Copyright information
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the
 * Free Software Foundation; either version 2 of the License, or (at your
 * option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
 * more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program. If not, see <http://www.gnu.org/licenses/>.
 */

#ifndef OREGON_UNORDERED_MAP_H
#define OREGON_UNORDERED_MAP_H

#include "Platform/CompilerDefs.h"
#include "Platform/Define.h"

#if COMPILER == COMPILER_INTEL
#include <ext/hash_map>
#elif COMPILER == COMPILER_GNU && (__clang__ || (__GNUC__ > 4 || __GNUC__ == 4 && __GNUC_MINOR__ >= 3))
#include <unordered_map>
#elif COMPILER == COMPILER_GNU && __GNUC__ >= 3
#include <ext/hash_map>
#elif COMPILER == COMPILER_MICROSOFT && (_MSC_VER > 1500 || (_MSC_VER == 1500 && _HAS_TR1))    // VC9.0 and later
#include <unordered_map>
#else
#include <hash_map>
#endif

#ifdef _STLPORT_VERSION
#define UNORDERED_MAP std::hash_map
using std::hash_map;
#elif COMPILER == COMPILER_MICROSOFT && _MSC_VER > 1500
#define UNORDERED_MAP std::unordered_map
#elif COMPILER == COMPILER_MICROSOFT && _MSC_VER == 1500 && _HAS_TR1
#define UNORDERED_MAP std::tr1::unordered_map
#elif COMPILER == COMPILER_MICROSOFT && _MSC_VER >= 1300
#define UNORDERED_MAP stdext::hash_map
using stdext::hash_map;
#elif COMPILER == COMPILER_INTEL
#define UNORDERED_MAP std::hash_map
using std::hash_map;
#elif COMPILER == COMPILER_GNU && (__clang__ || (__GNUC__ > 4 || __GNUC__ == 4 && __GNUC_MINOR__ >= 3))
#define UNORDERED_MAP std::unordered_map
#elif COMPILER == COMPILER_GNU && __GNUC__ >= 3
#define UNORDERED_MAP __gnu_cxx::hash_map

namespace __gnu_cxx
{
template<> struct hash<unsigned long long>
{
    size_t operator()(const unsigned long long& __x) const
    {
        return (size_t)__x;
    }
};
template<typename T> struct hash<T*>
{
    size_t operator()(T* const& __x) const
    {
        return (size_t)__x;
    }
};
template<> struct hash<std::string>
{
    size_t operator()(const std::string& __x) const
    {
        return hash<const char*>()(__x.c_str());
    }
};

};

#else
#define UNORDERED_MAP std::hash_map
using std::hash_map;
#endif
#endif

